"\x08", "\x09", "\x0a", "\x0b", "\x0c", "\x0d", "\x0e", "\x0f",
"\x10", "\x11", "\x12", "\x13", "\x14", "\x15", "\x16", "\x17",
"\x18", "\x19", "\x1a", "\x1b", "\x1c", "\x1d", "\x1e", "\x1f",
- "\xc2\x85", "\xc2\xa0", "\xe2\x80\xa8", "\xe2\x80\xa9");
+ "\xc2\x85", "\xc2\xa0", "\xe2\x80\xa8", "\xe2\x80\xa9",
+ );
private static $escaped = array('\\\\', '\\"', '\\\\', '\\"',
'\\0', '\\x01', '\\x02', '\\x03', '\\x04', '\\x05', '\\x06', '\\a',
'\\b', '\\t', '\\n', '\\v', '\\f', '\\r', '\\x0e', '\\x0f',
'\\x10', '\\x11', '\\x12', '\\x13', '\\x14', '\\x15', '\\x16', '\\x17',
'\\x18', '\\x19', '\\x1a', '\\e', '\\x1c', '\\x1d', '\\x1e', '\\x1f',
- '\\N', '\\_', '\\L', '\\P');
+ '\\N', '\\_', '\\L', '\\P',
+ );
/**
* Determines if a PHP value would require double quoting in YAML.
*/
public static function requiresDoubleQuoting($value)
{
- return preg_match('/'.self::REGEX_CHARACTER_TO_ESCAPE.'/u', $value);
+ return 0 < preg_match('/'.self::REGEX_CHARACTER_TO_ESCAPE.'/u', $value);
}
/**
// Determines if the PHP value contains any single characters that would
// cause it to require single quoting in YAML.
- return preg_match('/[ \s \' " \: \{ \} \[ \] , & \* \# \?] | \A[ \- ? | < > = ! % @ ` ]/x', $value);
+ return 0 < preg_match('/[ \s \' " \: \{ \} \[ \] , & \* \# \?] | \A[ \- ? | < > = ! % @ ` ]/x', $value);
}
/**